PAN is abbreviated as Presence Across Nation and is operating or available at every possible location. A mark of PAN India is given to an organization or firm or company if their entity or branches are spread across PAN India meaning every state and their customers can avail of their services from anywhere in India. PAN is abbreviated as Presence Across Nation and is operating or available at every possible location. A mark of PAN India is given to an organization or firm or company if their entity or branches are spread across every state and their customers can avail of their services from anywhere in India.